7. Officials.—The officials shall consist of a referee (assisted by a timekeeper) and two goal judges.
to. Declaring Fouls.—The referee shall declare a foul by blow ing a whistle, upon which the competitors shall remain in their respective positions until the colours of the side are exhibited to which the free throw is awarded.
Fouls.—It shall be a foul— (a) To touch the ball with both hands at the same time (goal keeper exempted from this rule).
(b) To touch the ball, interfere with an opponent, or take any part in the game whilst standing on the bottom of the bath ; the goal-keeper exempted.
(c) To hold the rail or side of the bath during any part of game, unless for the purpose of resting.
(d) To interfere with an opponent unless he is playing or holding the ball.
(e) To carry the ball under the arm.
is. Penalties.—The penalty for each foul shall be a free throw to the opposing side from the place where the foul occurred. A goal cannot be scored from a free throw unless the ball has touched at least one other player.
13. Wilful Fouls.—If in the opinion of the referee a player commits a wilful foul, he shall be cautioned for the first offence, and for the second the referee shall have power to order him out of the water until a goal has been scored.
14. Goal-keeper.—The goal-keeper may stand to defend his goal, but when standing he must not throw the ball beyond half distance ; the penalty for doing this shall be a free throw to the opposing side from the half-distance. Goal-keeper is exempt from clauses (a) and (b) in Rule t r, and he may be treated as any other player when in possession of the ball.
15. Scoring.—A goal shall be scored by the ball passing between the goal-posts and under the crossbar.
i6. Leaving the Water.—A player leaving the water in which the match is being played, except at half-time, shall not re-enter it until a goal has been scored, or until half-time.
i8. Out of Play.—When the ball shall go out of play, it shall be thrown by the referee into the middle of the course, in a straight fine from where it went out.
20. No Player to be 'laced in Ofifionente Goal.—No player to be placed in his opponents' goal, or behind the goal-keeper while the ball is in front of the goal-keeper. Infringement of this rule is a wilful foul.